LM124AJRQMLV Texas Instruments Op-Amp (8-Pin) (Ceramic Dual-In-Line Packages) In Stock
Texas Instruments LM124AJRQMLV is a quad operational amplifier with voltage-feedback architecture, 85 dB typical CMRR, and 50 nA maximum bias current in a ceramic dual-in-line package. Designed for military and space-grade applications with internal frequency compensation. Available from stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Ceramic Dual-In-Line Packages
- Pin Count
- 14
- Lifecycle
- ACTIVE
- Datasheet
- LM124AJRQMLV Datasheet PDF
- Category
- Op-Amp (8-Pin)
- Temp Range
- -55.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of LM124AJRQMLV?
- Quad op-amp with 85 dB typical CMRR and 30 nA input offset current for precision signal conditioning in military and space-grade analog circuits
- Voltage-feedback architecture with internal frequency compensation enabling stable closed-loop operation across wide supply ranges without external compensation networks
- Ceramic dual-in-line package with lead-free construction meeting high-reliability procurement standards for defense instrumentation and radiation-tolerant analog designs
What is LM124AJRQMLV used for?
The LM124AJRQMLV is suited for precision analog signal conditioning in military avionics, space subsystems, and high-reliability instrumentation where low bias current of 50 nA and 70 dB minimum CMRR are essential for accurate differential measurements. Four independent op-amp channels in a single ceramic DIP package allow compact multi-channel comparator, integrator, and active filter designs in ruggedized electronic warfare and satellite payload boards. Its JAN/JANTXV military screening makes it appropriate for airborne data-acquisition units and missile guidance analog processing stages that demand long-term parameter stability under thermal and radiation stress.
What are the specifications of LM124AJRQMLV?
| Pbfree Code | Yes |
| YTEOL | 15 |
| Amplifier Type | OPERATIONAL AMPLIFIER |
| Architecture | VOLTAGE-FEEDBACK |
| Average Bias Current-Max (IIB) | 0.01 µA |
| Bias Current-Max (IIB) @25C | 0.050555 µA |
| Common-mode Reject Ratio-Min | 70dB |
| Common-mode Reject Ratio-Nom | 85dB |
| Frequency Compensation | YES |
| Input Offset Current-Max (IIO) | 0.03 µA |
| Input Offset Voltage-Max | 2000 µV |
| JESD-30 Code | R-GDIP-T14 |
| JESD-609 Code | e0 |
| Low-Bias | NO |
| Low-Offset | NO |
| Micropower | YES |
| Number of Functions | 4 |
| Package Body Material | CERAMIC, GLASS-SEALED |
| Package Equivalence Code | DIP14,.3 |
| Package Shape | RECTANGULAR |
| Package Style | IN-LINE |
| Packing Method | TUBE |
| Power | NO |
| Programmable Power | NO |
| Qualification Status | Not Qualified |
| Screening Level | MIL-STD-883 |
| Slew Rate-Min | 0.1V/us |
| Slew Rate-Nom | 0.1V/us |
| Subcategory | Operational Amplifier |
| Supply Current-Max | 3mA |
| Supply Voltage Limit-Max | 32V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | NO |
| Technology | BIPOLAR |
| Temperature Grade | MILITARY |
| Terminal Finish | Tin/Lead (Sn/Pb) |
| Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 2.54mm |
| Terminal Position | DUAL |
| Total Dose | 100k Rad(Si) V |
| Unity Gain BW-Nom | 1000 |
| Voltage Gain-Min | 10000 |
| Wideband | NO |
| Package | Ceramic Dual-In-Line Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.33.00.01 |
Where can I find the LM124AJRQMLV datasheet?
LM124AJRQMLV Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for LM124AJRQMLV?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the CMRR of the LM124AJRQMLV, and why does that matter for differential signal measurement in noisy environments?
The LM124AJRQMLV achieves a typical CMRR of 85 dB and a minimum of 70 dB, meaning common-mode interference signals appearing equally on both inputs are attenuated by at least 70 dB relative to the differential signal. In military avionics or ground-vehicle electronics where power-bus noise and electromagnetic interference exceed 1 V, this level of rejection keeps the amplified differential output free of artifacts without additional filtering stages.
For a space satellite analog subsystem, how does the 50 nA bias current of LM124AJRQMLV affect high-impedance sensor interfaces?
The LM124AJRQMLV's maximum bias current of 50 nA (50.555 nA) and input offset current of 30 nA allow it to interface with sensor sources above 1 MΩ impedance while keeping the DC offset voltage error below 50 µV, critical for precision measurements in satellite thermal sensors or scientific payload analog chains. Low bias current also minimizes charge injection into capacitive feedback networks used in sample-and-hold and integrator stages.
How does the ceramic DIP package of LM124AJRQMLV benefit high-reliability defense and space procurement compared to plastic packages?
The ceramic dual-in-line package provides hermetic sealing that prevents moisture ingress, a primary cause of parameter drift and long-term failure in plastic-packaged op-amps deployed in high-humidity or space-vacuum environments. Ceramic packages also withstand thermal shock from -55°C to 125°C cycling, which exceeds the tolerance of standard commercial molded packages, making LM124AJRQMLV compliant with MIL-PRF-38535 class standards for defense and space board designs.
When should an engineer choose LM124AJRQMLV over a commercial-grade quad op-amp for an analog filter design?
LM124AJRQMLV is the right choice when the target application must meet military temperature range (-55°C to 125°C), radiation tolerance, or hermetic package requirements that commercial plastic-bodied op-amps cannot satisfy. For a 4-pole active Butterworth filter in a missile guidance electronics chassis, the quad op-amp in a single ceramic DIP reduces lead count, and the 85 dB CMRR ensures filter input nodes reject chassis ground bounce without adding discrete shielding, while the internal frequency compensation maintains stable 20 dB/decade rolloff.
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Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
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